A forest of the coal age
| Image |  |
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| Description | Chicago: Field Museum Press, 1933. |
| Author/s |
author: Bror Eric Dahlgren |
| Publication date | 1933 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |